The Tor Browser: netwerk/dns/DNSListenerProxy.h@ca08bd8f51b2

     1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

     2 /* vim: set sw=4 ts=8 et tw=80 : */

     3 /* This Source Code Form is subject to the terms of the Mozilla Public

     4  * License, v. 2.0. If a copy of the MPL was not distributed with this

     5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     7 #ifndef DNSListenerProxy_h__

     8 #define DNSListenerProxy_h__

    10 #include "nsIDNSListener.h"

    11 #include "nsIDNSRecord.h"

    12 #include "nsProxyRelease.h"

    13 #include "nsThreadUtils.h"

    15 class nsIEventTarget;

    16 class nsICancelable;

    18 namespace mozilla {

    19 namespace net {

    21 class DNSListenerProxy MOZ_FINAL : public nsIDNSListener

    22 {

    23 public:

    24   DNSListenerProxy(nsIDNSListener* aListener, nsIEventTarget* aTargetThread)

    25     // Sometimes aListener is a main-thread only object like XPCWrappedJS, and

    26     // sometimes it's a threadsafe object like nsSOCKSSocketInfo. Use a main-

    27     // thread pointer holder, but disable strict enforcement of thread invariants.

    28     // The AddRef implementation of XPCWrappedJS will assert if we go wrong here.

    29     : mListener(new nsMainThreadPtrHolder<nsIDNSListener>(aListener, false))

    30     , mTargetThread(aTargetThread)

    31   { }

    33   NS_DECL_THREADSAFE_ISUPPORTS

    34   NS_DECL_NSIDNSLISTENER

    36   class OnLookupCompleteRunnable : public nsRunnable

    37   {

    38   public:

    39     OnLookupCompleteRunnable(const nsMainThreadPtrHandle<nsIDNSListener>& aListener,

    40                              nsICancelable* aRequest,

    41                              nsIDNSRecord* aRecord,

    42                              nsresult aStatus)

    43       : mListener(aListener)

    44       , mRequest(aRequest)

    45       , mRecord(aRecord)

    46       , mStatus(aStatus)

    47     { }

    49     NS_DECL_NSIRUNNABLE

    51   private:

    52     nsMainThreadPtrHandle<nsIDNSListener> mListener;

    53     nsCOMPtr<nsICancelable> mRequest;

    54     nsCOMPtr<nsIDNSRecord> mRecord;

    55     nsresult mStatus;

    56   };

    58 private:

    59   nsMainThreadPtrHandle<nsIDNSListener> mListener;

    60   nsCOMPtr<nsIEventTarget> mTargetThread;

    61 };

    64 } // namespace net

    65 } // namespace mozilla

    66 #endif // DNSListenerProxy_h__

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